Which of the following statement is correct? a. firms in monopoly can sell non-commodities while firms in monopolistic competition cannot.
b. firms in monopoly can sell a commodity while firms in monopolistic competition cannot.
c. firms in monopoly are price setters while firms in monopolistic competition are not.
d. firms in monopoly can make economic profit in the short run while firms in monopolistic competition cannot.

Burberry is pursuing a focused differentiation strategy aimed at high-end luxury customers. however, the company is also employing a segmentation strategy to separate customers within that focus. the strategy offers items at an entry-level price point for customers who desire to be like celebrities such as sarah jessica parker as well as couture items for those richest and celebrity customers. what strategy is burberry pursuing?